Atlas Places Categories Resources Discuss

An atlas of Earth’s mysterious places — megaliths, pyramids, lost and sunken cities — with the evidence shown plainly: what is verified, what is contested, and what is still unknown.

Data CC BY-SA 4.0 · Photos per credit

Explore

Atlas map
All places
Categories
Countries
Contested & pseudo

Community

Theories & discussion
Lists
News & resources
Submit a resource

Mysteria

About the atlas
Data & verification
Licenses & credits
Create an account

© 2026 Mysteria. Exploring the ancient world.Map © OpenFreeMap · OpenMapTiles · OpenStreetMap contributors

Search Mysteria

Search places, or jump to a section

Places tagged byzantine fort · Mysteria

Tagsbyzantine-fort

#byzantine fort

1 place carries this tag, across every kind and continent it appears in.

Filters

Verification

Pick several

Verified1 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Ancient cities1 Megaliths1

All categories →

Country

🇹🇳Tunisia1

All countries →

Heritage

UNESCO World Heritage only

Excavation

Partially excavated1

1 place

✓Verified

🇹🇳 Tunisia · Ancient city

Haidra (Ammaedara)

Bronze Age to Byzantine (legionary 1st–2nd c; civil to 7th c) · Berber / Roman / Byzantine; dolmens Berber

Frontier legion fortress 14 CE of Legio III Augusta with Byzantine mega-fort and 100+ Bronze Age haouanet dolmens on hills.